Table 4 Predictive ability of MWA threshold of 4 mmHg.

From: Utility of the Tympanic Membrane Pressure Waveform for Non-invasive Estimation of The Intracranial Pressure Waveform

Criteria

Number

Test results

Original & Estimate ≥4 mmHg

13

Sensitivity 65%

Specificity 100%

PPV 100%

NPV 53%

Original & Estimate <4 mmHg

8

Original ≥4 mmHg & Estimate <4 mmHg

7

Original <4 mmHg & Estimate ≥4 mmHg

0

  1. PPV: Positive predictive value. NPV: Negative predictive value.
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